Merge pull request #1 from WindowsAzureAD/dev

Dev
Updated README for attribution
Merge pull request #2 from brandwe/master

Updated README
Update wsfederation.js
Update saml.js
Add id, givenName, familyName, and provider to passport profile using claims from Windows Azure AD
Merge pull request #3 from skwan/master

Add claims from Windows Azure AD to passport profile from Stuart
Updated with feedback
Merge pull request #4 from brandwe/master

Updated documentation